EP0552016A3 - - Google Patents

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Publication number
EP0552016A3
EP0552016A3 EP93300176A EP93300176A EP0552016A3 EP 0552016 A3 EP0552016 A3 EP 0552016A3 EP 93300176 A EP93300176 A EP 93300176A EP 93300176 A EP93300176 A EP 93300176A EP 0552016 A3 EP0552016 A3 EP 0552016A3
Authority
EP
European Patent Office
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP93300176A
Other versions
EP0552016B1 (en
EP0552016A2 (en
Inventor
Kazuaki Kojima
Tetsuya Kuno
Hiroaki Sugiura
Takeshi Yamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to EP99200679A priority Critical patent/EP0942608B1/en
Publication of EP0552016A2 publication Critical patent/EP0552016A2/en
Publication of EP0552016A3 publication Critical patent/EP0552016A3/en
Application granted granted Critical
Publication of EP0552016B1 publication Critical patent/EP0552016B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/2621Cameras specially adapted for the electronic generation of special effects during image pickup, e.g. digital cameras, camcorders, video cameras having integrated special effects capability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/61Control of cameras or camera modules based on recognised objects
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/63Control of cameras or camera modules by using electronic viewfinders
    • H04N23/633Control of cameras or camera modules by using electronic viewfinders for displaying additional information relating to control or operation of the camera
    • H04N23/635Region indicators; Field of view indicators
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/66Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/661Transmitting camera control signals through networks, e.g. control via the Internet
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/67Focus control based on electronic image sensor signals
    • H04N23/673Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/67Focus control based on electronic image sensor signals
    • H04N23/675Focus control based on electronic image sensor signals comprising setting of focusing regions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70Circuitry for compensating brightness variation in the scene
    • H04N23/71Circuitry for evaluating the brightness variation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/14Picture signal circuitry for video frequency region
    • H04N5/20Circuitry for controlling amplitude response
    • H04N5/205Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/64Circuits for processing colour signals
    • H04N9/643Hue control means, e.g. flesh tone control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/64Circuits for processing colour signals
    • H04N9/646Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/64Circuits for processing colour signals
    • H04N9/74Circuits for processing colour signals for obtaining special effects
    • H04N9/75Chroma key
EP93300176A 1992-01-13 1993-01-13 Video signal processor for color detection Expired - Lifetime EP0552016B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP99200679A EP0942608B1 (en) 1992-01-13 1993-01-13 Video signal processor and color video camera

Applications Claiming Priority (30)

Application Number Priority Date Filing Date Title
JP391792 1992-01-13
JP391792 1992-01-13
JP3917/92 1992-01-13
JP445392 1992-01-14
JP445392 1992-01-14
JP4453/92 1992-01-14
JP4458192 1992-03-02
JP44581/92 1992-03-02
JP4458192 1992-03-02
JP107451/92 1992-04-27
JP10745192 1992-04-27
JP10745192 1992-04-27
JP16105892 1992-06-19
JP16105892 1992-06-19
JP16105792 1992-06-19
JP16105792 1992-06-19
JP161057/92 1992-06-19
JP161058/92 1992-06-19
JP20893092 1992-08-05
JP208929/92 1992-08-05
JP20892992 1992-08-05
JP208930/92 1992-08-05
JP20893092 1992-08-05
JP20892992 1992-08-05
JP222698/92 1992-08-21
JP22269892 1992-08-21
JP22269992 1992-08-21
JP22269992 1992-08-21
JP22269892 1992-08-21
JP222699/92 1992-08-21

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP99200679A Division EP0942608B1 (en) 1992-01-13 1993-01-13 Video signal processor and color video camera

Publications (3)

Publication Number Publication Date
EP0552016A2 EP0552016A2 (en) 1993-07-21
EP0552016A3 true EP0552016A3 (en) 1995-07-26
EP0552016B1 EP0552016B1 (en) 1999-12-15

Family

ID=27579506

Family Applications (2)

Application Number Title Priority Date Filing Date
EP99200679A Expired - Lifetime EP0942608B1 (en) 1992-01-13 1993-01-13 Video signal processor and color video camera
EP93300176A Expired - Lifetime EP0552016B1 (en) 1992-01-13 1993-01-13 Video signal processor for color detection

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP99200679A Expired - Lifetime EP0942608B1 (en) 1992-01-13 1993-01-13 Video signal processor and color video camera

Country Status (5)

Country Link
US (2) US5488429A (en)
EP (2) EP0942608B1 (en)
JP (1) JP3470258B2 (en)
DE (2) DE69327260T2 (en)
SG (1) SG67318A1 (en)

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EP0942608A2 (en) 1999-09-15
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EP0942608B1 (en) 2003-04-02
DE69332843D1 (en) 2003-05-08
DE69327260D1 (en) 2000-01-20
EP0942608A3 (en) 1999-12-15
JP3470258B2 (en) 2003-11-25
EP0552016A2 (en) 1993-07-21
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DE69327260T2 (en) 2000-08-03
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